What is the air quality trend in Stockton-on-Tees?

Over the past 21 days, Stockton-on-Tees had an average AQI of 63 based on station measurements. The worst day was 2026-05-14 with AQI 100.

How is Stockton-on-Tees air quality measured?

Air quality in Stockton-on-Tees is measured by ground-level monitoring stations that report PM2.5 and PM10 concentrations hourly. CERNS.IO aggregates readings from nearby stations and converts PM2.5 to the US EPA Air Quality Index (AQI) scale.

Air Quality History for Stockton-on-Tees, United Kingdom

Name: Stockton-on-Tees Air Quality History
Creator: CERNS.IO
License: https://creativecommons.org/licenses/by/4.0/

Historical PM2.5 and AQI trend from monitoring stations near Stockton-on-Tees, United Kingdom.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

420h

PM2.5 Station

420h · 2 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-29	38	21–67	9.5 µg/m³	14h	2
2026-05-28	44	26–76	11.2 µg/m³	19h	2
2026-05-27	55	20–160	16.2 µg/m³	21h	2
2026-05-26	70	24–195	27.4 µg/m³	21h	3
2026-05-25	71	14–186	26.0 µg/m³	20h	3
2026-05-24	38	15–110	9.9 µg/m³	20h	2
2026-05-23	44	16–123	12.2 µg/m³	21h	2
2026-05-22	58	11–166	18.6 µg/m³	20h	3
2026-05-21	83	10–278	41.3 µg/m³	22h	3
2026-05-20	90	20–500	60.9 µg/m³	21h	3
2026-05-19	85	11–213	34.5 µg/m³	20h	3
2026-05-18	63	12–157	21.1 µg/m³	22h	3
2026-05-17	75	11–148	24.2 µg/m³	21h	4
2026-05-16	77	12–278	34.0 µg/m³	21h	4
2026-05-15	56	14–155	16.8 µg/m³	24h	3
2026-05-14	100	27–403	44.8 µg/m³	21h	3
2026-05-13	54	17–98	15.8 µg/m³	23h	3
2026-05-12	45	22–85	12.3 µg/m³	23h	4
2026-05-11	66	15–265	29.0 µg/m³	23h	3
2026-05-10	72	25–156	22.9 µg/m³	20h	3
2026-05-09	51	33–64	13.7 µg/m³	3h	5

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